US Bridges

I-80 Wbl over Laramie River

Fair

Albany County, Wyoming · Laramie Marginal · Structure no. AXK

Built
1962
63 years old, rebuilt 1997
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
199 ft
3 main spans
Daily traffic
9,845
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Wbl over Laramie River is a steel continuous stringer/multi-beam or girder carrying I-80 Wbl over Laramie River in Albany County, Wyoming. It was built in 1962 and reconstructed in 1997, so it is 63 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 9,845 vehicles a day, roughly 37% of them trucks, projected to reach 13,783 by 2043. The structure is 199 ft (60.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-80 Wbl
CrossesLaramie River
LocationLaramie Marginal
RouteInterstate 80
StateWyoming
Coordinates41.30138, -105.60859
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating41 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length199 ft (60.7 m)
Longest span75 ft (22.9 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,845 (2024)
Projected traffic13,783 by 2043
Trucks37%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-80 Wbl over Laramie River built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1997.

What condition is I-80 Wbl over Laramie River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does I-80 Wbl over Laramie River carry?

About 9,845 vehicles per day (2024 count), of which roughly 37% are trucks.

How long is I-80 Wbl over Laramie River?

The structure is 199 ft (60.7 m) long with a longest span of 75 ft (22.9 m) and a deck 43 ft wide.

Who owns I-80 Wbl over Laramie River?

It is owned by the State Highway Agency.